Oak Park, Mich.—Bruttell Roofing, a nationally known commercial roofing company, has introduced the Bruttell Sustainable Roof Index. The Bruttell “Sustainable Roof Index is based on 11 major viability factors that are configured in a mathematical matrix that provides an accurate measurement of the life-cycle condition of a roof. According to the company, the sustainability quotient derived from the sustainable roof analysis determines the Green Index of a roof. With timely analysis and implementation, owners are able to sustain the life of their roof and keep it out of a landfill. The information is provided by Bruttell Roofing, Inc., a full service roofing company that provides inspection, evaluation, installation, maintenance services as well as developing comprehensive, sustainable roofing programs for its customers. For more information, see the Web site.